/**
* @brief This function configures the system to enter Stop mode for
* current consumption measurement purpose.
* STOP Mode
* =========
* - Regulator in LP mode
* - LSI, HSI and HSE OFF
* - No IWDG
* - Current Consumption ~0.5uA
* - Wakeup using EXTI Line (Key Button PA.00)
* @param None
* @retval None
*/
void StopMode_Measure(void)
{
/* Configure all GPIO as analog to reduce current consumption on non used IOs */
/* Enable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, ENABLE);
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_Init(GPIOH, &GPIO_InitStructure);
GPIO_Init(GPIOF, &GPIO_InitStructure);
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* Disable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, DISABLE);
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_GPIO);
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) == RESET)
{
}
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) != RESET)
{
}
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_EXTI);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Enter Stop Mode */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Initialize LED1 on STM32L152-EVAL board */
STM_EVAL_LEDInit(LED1);
/* Infinite loop */
while (1)
{
/* Toggle The LED1 */
STM_EVAL_LEDToggle(LED1);
/* Inserted Delay */
for(index = 0; index < 0x5FF; index++);
}
}
void LowPower_Init(void)
{
LowPower_CLK_Config();
CLK_HaltConfig(CLK_Halt_FastWakeup,ENABLE);//快速唤醒
LowPower_GPIO_Config();
PWR_UltraLowPowerCmd(ENABLE);
}
/**
* @brief This function configures the system to enter Standby mode for
* current consumption measurement purpose.
* STANDBY Mode
* ============
* - IWDG and LSI OFF
* - Current Consumption ~0.3uA
* - Wakeup using WakeUp Pin 1 (PA.00)
* @param None
* @retval None
*/
void StandbyMode_Measure(void)
{
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY,BUTTON_MODE_GPIO);
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) == RESET)
{
}
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) != RESET)
{
}
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Clear PWR WakeUp flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enable WKUP pin 1 */
PWR_WakeUpPinCmd(PWR_WakeUpPin_1, ENABLE);
/* Request to enter STANDBY mode */
PWR_EnterSTANDBYMode();
/* Infinite loop */
while (1)
{
}
}
static void Goto_HALT()
{
// Prepare for HALT mode
LED_OFF;
RFM_OFF;
btn_pressed = 0;
CLK->PCKENR1 = 0x00; //Stop all peripheral clocks
CLK->PCKENR2 = 0x00;
CLK->PCKENR3 = 0x00;
PWR_FastWakeUpCmd(ENABLE); //Enables or disables the Fast WakeUp from Ultra Low Power mode, system does not wait for VrefINT to stabilize (around 3ms)
PWR_UltraLowPowerCmd(ENABLE); //Enables or disables the Ultra Low Power mode, disable VrefINT during Halt or Active-Halt modes
CLK_HaltConfig(CLK_Halt_FastWakeup, ENABLE); //Configures clock during halt and active halt modes
//Fast wakeup from Halt/Active-halt modes enabled: HSI/8 used as system clock source after wakeup from Halt/Active-halt
CLK_HaltConfig(CLK_Halt_SlowWakeup, ENABLE); //When it is set, the main voltage regulator is powered off as soon as the MCU enters Active-halt mode, so the wakeup time is longer
//1: MVR regulator OFF in Active-halt mode
halt(); /* go to HALT mode */
}
/***********************************************************************
* @brief IdleTask
* @param None
* @retval None
************************************************************************/
void IdleTask(void)
{
#ifdef DEBUG
printf("IdleTask ...\r\n");
AppTrace_DeInit();
#endif
PWR_UltraLowPowerCmd(ENABLE);
CLK_HaltConfig(CLK_Halt_FastWakeup, ENABLE);
PWR_FastWakeUpCmd(ENABLE);
halt();
#ifdef DEBUG
AppTrace_Init();
printf("Wakeup ...\r\n");
#endif
}
void sleep_mode(FunctionalState sleep)
{
if(Settings.Sleep_time>0 && !Power.USB_active)
{
Power.Pump_deny=ENABLE;
if(Power.Pump_active)Pump_now(DISABLE);
set_msi();
if(sleep)
{
RTC_ITConfig(RTC_IT_WUT, DISABLE);
Power.led_sleep_time=0;
GPIO_SetBits(GPIOC,GPIO_Pin_13);// Выключаем подсветку
display_off(); // выключить дисплей
GPIO_ResetBits(GPIOA,GPIO_Pin_7);// Фиксируем режим 1.8 вольта, с низким потреблением ножки
delay_ms(1000); // подождать установки напряжения
DataUpdate.Need_batt_voltage_update=ENABLE; // разрешить работу АЦП
adc_check_event(); // запустить преобразование
delay_ms(100); // подождать установки напряжения
PWR_FastWakeUpCmd(DISABLE);
PWR_UltraLowPowerCmd(ENABLE);
PWR_PVDCmd(DISABLE);
RTC_ITConfig(RTC_IT_WUT, ENABLE);
}
else
{
RTC_ITConfig(RTC_IT_WUT, DISABLE);
GPIO_SetBits(GPIOA,GPIO_Pin_7);// Переключаем в режим 3 вольта
delay_ms(400); // подождать установки напряжения
display_on(); // включить дисплей
DataUpdate.Need_batt_voltage_update=ENABLE; // разрешить работу АЦП
DataUpdate.Need_display_update=ENABLE;
adc_check_event(); // запустить преобразование
RTC_ITConfig(RTC_IT_WUT, ENABLE);
sound_deactivate();
}
Power.Pump_deny=DISABLE;
}
}
void RtcRecoverMcuStatus( void )
{
if( TimerGetLowPowerEnable( ) == true )
{
if( ( LowPowerDisableDuringTask == false ) && ( RtcTimerEventAllowsLowPower == true ) )
{
// Disable IRQ while the MCU is not running on HSI
__disable_irq( );
/* After wake-up from STOP reconfigure the system clock */
/* Enable HSI */
RCC_HSICmd( ENABLE );
/* Wait till HSI is ready */
while( RCC_GetFlagStatus( RCC_FLAG_HSIRDY ) == RESET )
{}
/* Enable PLL */
RCC_PLLCmd( ENABLE );
/* Wait till PLL is ready */
while( RCC_GetFlagStatus( RCC_FLAG_PLLRDY ) == RESET )
{}
/* Select PLL as system clock source */
RCC_SYSCLKConfig( RCC_SYSCLKSource_PLLCLK );
/* Wait till PLL is used as system clock source */
while( RCC_GetSYSCLKSource( ) != 0x0C )
{}
/* Set MCU in ULP (Ultra Low Power) */
PWR_UltraLowPowerCmd( DISABLE ); // add up to 3ms wakeup time
/* Enable the Power Voltage Detector */
PWR_PVDCmd( ENABLE );
BoardInitMcu( );
__enable_irq( );
}
}
}
void RtcEnterLowPowerStopMode( void )
{
if( ( LowPowerDisableDuringTask == false ) && ( RtcTimerEventAllowsLowPower == true ) )
{
// Disable IRQ while the MCU is being deinitialized to prevent race issues
__disable_irq( );
BoardDeInitMcu( );
__enable_irq( );
/* Disable the Power Voltage Detector */
PWR_PVDCmd( DISABLE );
/* Set MCU in ULP (Ultra Low Power) */
PWR_UltraLowPowerCmd( ENABLE );
/*Disable fast wakeUp*/
PWR_FastWakeUpCmd( DISABLE );
/* Enter Stop Mode */
PWR_EnterSTOPMode( PWR_Regulator_LowPower, PWR_STOPEntry_WFI );
}
}
int main(void)
{
RCC_APB1PeriphClockCmd( RCC_APB1Periph_PWR, ENABLE);//!!!!
// тактирование ядра низкоскоростным внутренним генератором 4мгц
RCC->ICSCR &= ~RCC_ICSCR_MSIRANGE;//!!!!
RCC->ICSCR |= RCC_ICSCR_MSIRANGE_6;//!!!!
//RTC_Initilithahion();//!!!!
////////////////////////////////////////////////////////////////////
delay_ms(1000);//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
curent_cmd = 0;
PCount_Start = 0;
/////////////////// настройка пробуждения
RCC_HSICmd(DISABLE);
PWR_PVDCmd(DISABLE);
PWR_UltraLowPowerCmd(ENABLE);
PWR_WakeUpPinCmd(PWR_WakeUpPin_1,ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
////////////// настройка прирывания для будильника в неспящем режиме
EXTI_InitTypeDef exti;
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_ClearITPendingBit(EXTI_Line17);
exti.EXTI_Line = EXTI_Line17;
exti.EXTI_Mode = EXTI_Mode_Interrupt;
exti.EXTI_Trigger = EXTI_Trigger_Rising;
exti.EXTI_LineCmd = ENABLE;
EXTI_Init(&exti);
NVIC_InitStructure.NVIC_IRQChannel = RTC_Alarm_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
//////////////////
if(PWR_GetFlagStatus(PWR_FLAG_SB)!=RESET)//Если МК вышел из режима standby
{
WkupFlag=1;
curent_cmd = 1;
if(RTC_GetFlagStatus(RTC_FLAG_ALRAF)!=RESET)//Если МК вышел из режима ALARM
{
//RTC_Initilithahion();//!!!!
//PWR_RTCAccessCmd(ENABLE);
//RTC_ClearFlag(RTC_FLAG_ALRAF);
//PWR_RTCAccessCmd(DISABLE);
//f_WakeupToAlarm=1;
curent_cmd = 5;
}
//RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR,ENABLE);
PWR_ClearFlag(PWR_FLAG_SB); //Сброс флага, который указывает на то, что МК вышел из режима standby
PWR_RTCAccessCmd(ENABLE); // Доступ в RTC
//RTC_ClearITPendingBit(RTC_IT_WUT);
//RTC_ClearFlag(RTC_FLAG_WUTF);
RTC_ClearFlag(RTC_FLAG_ALRAF);
PWR_RTCAccessCmd(DISABLE);
}
else
{
WkupFlag=0;
RTC_TimeTypeDef alarmTime;
alarmTime.RTC_H12 = RTC_H12_PM;//!!!!;
alarmTime.RTC_Hours = 20;
alarmTime.RTC_Minutes = 0;
alarmTime.RTC_Seconds = 20;
RTC_Initilithahion();//!!!!
//RTC_Set_Alarm(alarmTime);/// Магическая последовательность, 1. RTC_Set_Alarm, 2. RTC_Set_Time иначе не работает будильник
RTC_TimeTypeDef RTC_Time;
RTC_DateTypeDef RTC_Date;
RTC_Time.RTC_H12 = RTC_H12_PM;//!!!!;
RTC_Time.RTC_Hours = 20;
RTC_Time.RTC_Minutes = 00;
RTC_Time.RTC_Seconds = 00;
RTC_Date.RTC_WeekDay = RTC_Weekday_Sunday;
RTC_Date.RTC_Year = 14;
RTC_Date.RTC_Month = 8;
RTC_Date.RTC_Date = 17;
RTC_Set_TimeDate(RTC_Time, RTC_Date);///
}
//else curent_cmd = 0;//f_WakeupToAlarm=0;
//RTC_Initilithahion();//!!!!
//RTC_Set_Time();
OLED_Init();
OLED_Clear();
char i,j;
/*
RCC_GetClocksFreq(&Frequency);
f=Frequency.SYSCLK_Frequency/1000;
IntToStr(a,f);
OLED_DrawString_fast(30,30,a,10);
*/
OLED_LcdCache_Clear();
//if(0==WkupFlag) //Если МК до этого не находился в режиме STANDBY!!!!!!!!!!!!!!!!!
//PWR_EnterSTANDBYMode(); //Перейди в режим STANDBY!!!!!!!!!!!!!!!!!!!
//OLED_DrawBitmap_fast(3,12,menu1_sprait,123,40);
//delay_ms(10000);
WaitToSleep = 0;
TACT_Config();
BackTimeAndData.hour=0;
BackTimeAndData.minute=0;
BackTimeAndData.second=0;
globa_menu = 1;
f_aktive_menu = 0;
//curent_cmd = 0;
PWatch_Setup_Step = 0;
key_up = 0;
key_down = 0;
key_ok = 0;
PCount_Start = 0;
while(1)
{
key = 0;
key_ok = GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_0);
key_down = GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_2);
key_up = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_12);
/*
OLED_DrawString_fast(0,0," ",10);
IntToStr(bbb,key_ok);
OLED_DrawString_fast(0,0,bbb,10);
IntToStr(bbb,key_down);
OLED_DrawString_fast(30,0,bbb,10);
IntToStr(bbb,key_up);
OLED_DrawString_fast(60,0,bbb,10);
*/
if (key_ok!=0)
{
key_ok = 0;
key = 1;
//OLED_DrawString_fast(0,0,"000000000",10);
//f_aktive_menu = 1;
/*
if (f_aktive_menu == 1)
{
//f_work_comand = 1;
f_aktive_menu = 0;
f_clearScrin = 1;
curent_cmd = menu_cmd[globa_menu-1];
}
else curent_cmd = 255 ;
*/
}
if (key_down==0)
{
key_down = 0;
key = 2;
/*
if ((globa_menu>1)&&(f_work_comand == 0)) globa_menu--;
else globa_menu = 1;
//IntToStr(bbb,globa_menu);
//OLED_DrawString_fast(0,0,bbb,10);
*/
}
if (key_up==0)
{
key_up = 0;
key = 12;
/*
if ((globa_menu<4)&&(f_work_comand == 0)) globa_menu++;
else globa_menu = 4;
//IntToStr(bbb,globa_menu);
//OLED_DrawString_fast(0,0,bbb,10);
*/
}
if (key!=0)
{
GPIO_SetBits(GPIOA, GPIO_Pin_1);
delay_ms(30);
GPIO_ResetBits(GPIOA, GPIO_Pin_1);
}
/*
if (f_clearScrin==1)
{
OLED_Clear();
f_clearScrin=0;
}
*/
//if (f_aktive_menu==0)
//{
switch(curent_cmd)
{
case 0: //нет команды
PWatch_Menu();
break;
case 1: //Программа показа часов (главная страница)
//OLED_Clear();
//f_work_comand = 1;
PWatch_Anim();
break;
case 2: //Программа настройки даты/времени и др.
//OLED_Clear();
OLED_DrawString_fast(0,0,"Календарь",10);
curent_cmd = 0;
break;
case 3:
//OLED_Clear();
PWatch_Set_Alarm();
break;
case 4:
//OLED_Clear();
//OLED_DrawString_fast(0,0,"Настройки",10);
//f_work_comand = 1;
PWatch_Setup();
break;
case 5:
PWatch_Vibration();
break;
case 254:
OLED_Clear();
break;
/*case 255:
OLED_Clear();
OLED_DrawBitmap_fast(3,12,menu1_sprait,123,40);
f_aktive_menu = 1;
//f_work_comand = 0;
//key=0;
break;
*/
default: //выполнить, если ни один вариант не подошел
break;
}
//}
//else
//{
//PWatch_Menu();
//}
/*
if(WainToAlarm == 1)
{
OLED_DrawString_fast(0,0,"alarm1",10);
WainToAlarm =0;
}
*/
//if(WaitToSleep>=5)
//{
//WaitToSleep=0;
//PWR_ClearFlag(PWR_FLAG_SB); //Сброс флага, который указывает на то, что МК вышел из режима standby
/*
for (i=255; i>0; i--)
{
OLED_SetContrast(i);
IntToStr(a,i);
OLED_DrawString_fast(0,0,a,10);
//delay_ms(500);
}*/
//OLED_DrawBitmap_fast(32,10,Fallout_Bitmaps,58,60);
//delay_ms(1000);
//OLED_Display_Off();!!!!!!!!!!!!!!!!!!!!!!!!1
//RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, DISABLE);
//походу стабилитрон кушает 0.1 мА, общее потребление 0.15мА
//PWR_EnterSTANDBYMode();!!!!!!!!!!!!!!!!!!!!!
//}
//WaitToSleep++;
/*
RCC_GetClocksFreq(&Frequency);
f=Frequency.SYSCLK_Frequency/1000;
IntToStr(a,f);
OLED_DrawString_fast(0,0,a,10);
*/
delay_ms(250);
}
}
/**
* @brief Current measurement in different MCU modes:
* RUN/SLEEP/LowPower/STANDBY with/without RTC
* @caller main and ADC_Icc_Test
* @param MCU state
* @retval ADC value.
*/
uint16_t ADC_Icc_Test(uint8_t Mcu_State)
{
GPIO_InitTypeDef GPIO_InitStructure;
uint16_t adc_measure;
uint32_t i;
RCC_TypeDef SavRCC;
/* Reset UserButton State */
UserButton = FALSE;
/* Start counter */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Disable the RTC Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, DISABLE);
/* Disable LCD */
LCD_Cmd(DISABLE);
/* wait until LCD disable */
while (LCD_GetFlagStatus(LCD_FLAG_ENS) == SET);
/*Reset Idd-WakeUP flag*/
Idd_WakeUP = FALSE;
/* Set IO in lowpower configuration*/
GPIO_LowPower_Config();
/*Disable fast wakeUp*/
PWR_FastWakeUpCmd(DISABLE);
/* Test MCU state for configuration */
switch (Mcu_State)
{
/* Run mode : Measurement Measurement performed with MSI 4 MHz without RTC*/
case MCU_RUN:
/* switch on MSI clock */
SetHSICLKToMSI(RCC_MSIRange_6,NoDIV2,NoRTC) ;
/* shitch on MSI clock */
Config_RCC(&SavRCC);
SysTick->CTRL = 0;
RCC->APB1ENR = 0;
/* To run nops during measurement:
it's the best case for low current */
for (i=0;i<0xffff;i++) {
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}
break;
/* SLEEP mode : Measurement performed with MSI 4 MHz without RTC in WFI mode*/
case MCU_SLEEP:
SetHSICLKToMSI(RCC_MSIRange_6,NoDIV2,NoRTC) ;
Config_RCC(&SavRCC);
Config_Systick_50ms();
Delay(1);
/* Request Wait For Interrupt */
PWR_EnterSleepMode(PWR_Regulator_ON,PWR_SLEEPEntry_WFI);
break;
/* RUN LOW POWER mode : Measurement performed with MSI 32 Khz without RTC */
case MCU_LP_RUN:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable The ultra Low Power Mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Save the RCC configuration registers */
Config_RCC(&SavRCC);
/* Stop the sys tick in order to avoid IT */
SysTick->CTRL = 0;
#ifdef TESTINRAM
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
PWR_EnterLowPowerRunMode(ENABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) == RESET) ;
DisableInterrupts();
EnterLPRUNModeRAM();
EnableInterrupts();
#else
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_64KHz,DIV2,NoRTC) ;
PWR_EnterLowPowerRunMode(ENABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) == RESET) ;
/* Launch the counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* To run the nop during measurement:
it's the best case for low current
until counter reach detected by IT --> Idd_WakeUP */
do{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
} while (Idd_WakeUP == FALSE );
#endif
PWR_EnterLowPowerRunMode(DISABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) != RESET) ;
break;
/* SLEEP LOW POWER mode
Measurement done to MSI 32 Khz without RTC
*/
case MCU_LP_SLEEP:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* To save the RCC configuration registers */
Config_RCC(&SavRCC);
/* To stop the sys tick for avoid IT */
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
#ifdef TESTINRAM
DisableInterrupts();
EnterLPSLEEPModeRAM();
EnableInterrupts();
#else
/* Falling edge for start counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Request Wait For Interrupt */
PWR_EnterSleepMode(PWR_Regulator_LowPower,PWR_SLEEPEntry_WFI);
#endif
break;
/* STOP modes
Measurement done to MSI 32 Khz without or with RTC
*/
case MCU_STOP_NoRTC:
case MCU_STOP_RTC:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* To save the RCC configuration registers */
Config_RCC(&SavRCC);
/* To stop the sys tick for avoid IT */
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
if( Mcu_State == MCU_STOP_NoRTC )
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
else
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,WITHRTC) ;
/* Falling edge for start counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Request Wait For Interrupt */
PWR_EnterSTOPMode(PWR_Regulator_LowPower,PWR_STOPEntry_WFI);
break;
/* Standby mode without RTC
Measurement done to MSI 32 Khz without RTC
*/
case MCU_STBY:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
RTC_OutputTypeConfig(RTC_OutputType_PushPull);
RTC_OutputConfig(RTC_Output_WakeUp,RTC_OutputPolarity_High);
/* To configure PC13 WakeUP output */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 ;
//GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 ;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_400KHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init( GPIOC, &GPIO_InitStructure);
// GPIO_Init( GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource13,GPIO_AF_RTC_AF1) ;
//GPIO_PinAFConfig(GPIOA, GPIO_PinSource0,GPIO_AF_RTC_AF1) ;
Config_RCC(&SavRCC);
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
PWR_WakeUpPinCmd(PWR_WakeUpPin_1,ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
PWR_EnterSTANDBYMode();
/* Stop here WakeUp EXIT on RESET */
break;
}
SetHSICLK();
Config_Systick();
RCC->AHBENR = SavRCC.AHBENR;
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Read ADC for current measurmeent */
adc_measure = Current_Measurement();
/* ICC_CNT_EN Hi */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
UserButton = TRUE;
/* To restore RCC registers */
RCC->APB1ENR = SavRCC.APB1ENR;
RCC->APB2ENR = SavRCC.APB2ENR;
RCC->AHBLPENR = SavRCC.AHBLPENR;
RCC->APB1LPENR = SavRCC.APB1LPENR;
RCC->APB2LPENR = SavRCC.APB2LPENR;
/* Need to reinit RCC for LCD*/
RCC_Configuration();
PWR_EnterLowPowerRunMode(DISABLE);
/* Disable Ultra low power mode */
PWR_UltraLowPowerCmd(DISABLE);
/* Disable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(DISABLE);
Restore_GPIO_Config();
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enable PVD */
PWR_PVDCmd(ENABLE);
LCD_GLASS_Init();
return (adc_measure);
}
/**
* @brief This function configures the system to enter Standby mode with RTC
* clocked by LSI for current consumption measurement purpose.
* STANDBY Mode with RTC clocked by LSI
* ====================================
* - RTC Clocked by LSI
* - IWDG OFF
* - Current Consumption ~1.1uA
* - Automatic Wakeup using RTC clocked by LSI (after ~4s)
* @param None
* @retval None
*/
void StandbyRTCLSIMode_Measure(void)
{
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY,BUTTON_MODE_GPIO);
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) == RESET)
{
}
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) != RESET)
{
}
/* Allow access to RTC */
PWR_RTCAccessCmd(ENABLE);
/*!< LSI Enable */
RCC_LSICmd(ENABLE);
/*!< Wait till LSI is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET)
{}
/*!< RTC Clock Source Selection */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* RTC Wakeup Interrupt Generation: Clock Source: RTCCLK_Div16, Wakeup Time Base: ~4s
RTC Clock Source LSI ~37KHz
*/
RTC_WakeUpClockConfig(RTC_WakeUpClock_RTCCLK_Div16);
RTC_SetWakeUpCounter(0x2421);
/* Clear PWR WakeUp flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Clear RTC WakeUp (WUTF) flag */
RTC_ClearFlag(RTC_FLAG_WUTF);
/* Enable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, ENABLE);
/* Enable Wakeup Counter */
RTC_WakeUpCmd(ENABLE);
/* Request to enter STANDBY mode */
PWR_EnterSTANDBYMode();
/* Infinite loop */
while (1)
{
}
}
/**
* @brief This function configures the system to enter Stop mode with RTC
* clocked by LSI for current consumption measurement purpose.
* STOP Mode with RTC clocked by LSI
* =================================
* - RTC Clocked by LSI
* - Regulator in LP mode
* - HSI and HSE OFF
* - No IWDG
* - Current Consumption ~1.3uA
* - Automatic Wakeup using RTC clocked by LSI (after ~4s)
* @param None
* @retval None
*/
void StopRTCLSIMode_Measure(void)
{
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
/* Allow access to RTC */
PWR_RTCAccessCmd(ENABLE);
/*!< LSI Enable */
RCC_LSICmd(ENABLE);
/*!< Wait till LSI is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET)
{}
/*!< RTC Clock Source Selection */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
/* Configure all GPIO as analog to reduce current consumption on non used IOs */
/* Enable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, ENABLE);
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_Init(GPIOH, &GPIO_InitStructure);
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_Init(GPIOF, &GPIO_InitStructure);
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* Disable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, DISABLE);
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY,BUTTON_MODE_GPIO);
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) == RESET)
{
}
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) != RESET)
{
}
/* EXTI configuration *******************************************************/
EXTI_ClearITPendingBit(EXTI_Line20);
EXTI_InitStructure.EXTI_Line = EXTI_Line20;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
/* Enable the RTC Wakeup Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = RTC_WKUP_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
/* RTC Wakeup Interrupt Generation: Clock Source: RTCCLK_Div16, Wakeup Time Base: ~4s
RTC Clock Source LSI ~37KHz
*/
RTC_WakeUpClockConfig(RTC_WakeUpClock_RTCCLK_Div16);
RTC_SetWakeUpCounter(0x2421);
/* Enable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, ENABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Enable Wakeup Counter */
RTC_WakeUpCmd(ENABLE);
/* Enter Stop Mode */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Infinite loop */
while (1)
{
/* Toggle The LED1 */
STM_EVAL_LEDToggle(LED1);
/* Inserted Delay */
for(index = 0; index < 0x5FF; index++);
}
}
/**
* @brief This function configures the system to enter Low Power Sleep mode for
* current consumption measurement purpose.
* The maximum clock when the system is in Low Power Run mode is ~128KHz.
* This mode can only be entered when Voltage Range 2 is selected.
* Low Power Sleep Mode
* ====================
* - System Running at MSI (~32KHz)
* - Flash 0 wait state
* - Voltage Range 2
* - Code running from Internal FLASH
* - All peripherals OFF
* - VDD from 1.65V to 3.6V
* - Current Consumption ~4.07uA
* - Wakeup using EXTI Line (Key Button PA.00)
* @param None
* @retval None
*/
void LowPowerSleepMode_Measure(void)
{
/* Configure the System Clock to MSI Range 0 (65KHz). ----------------------*/
/* RCC system reset */
RCC_DeInit();
/* Flash 0 wait state */
FLASH_SetLatency(FLASH_Latency_0);
/* Disable Prefetch Buffer */
FLASH_PrefetchBufferCmd(DISABLE);
/* Disable 64-bit access */
FLASH_ReadAccess64Cmd(DISABLE);
/* Enable the PWR APB1 Clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);
/* Select the Voltage Range 2 (1.5V) */
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range2);
/* Wait Until the Voltage Regulator is ready */
while(PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET)
{
}
/* HCLK = SYSCLK/2 = ~32KHz */
RCC_HCLKConfig(RCC_SYSCLK_Div2);
/* PCLK2 = HCLK */
RCC_PCLK2Config(RCC_HCLK_Div1);
/* PCLK1 = HCLK */
RCC_PCLK1Config(RCC_HCLK_Div1);
/* Set MSI clock range to 65.536KHz */
RCC_MSIRangeConfig(RCC_MSIRange_0);
/* Select MSI as system clock source */
RCC_SYSCLKConfig(RCC_SYSCLKSource_MSI);
/* Wait till PLL is used as system clock source */
while (RCC_GetSYSCLKSource() != 0x00)
{}
/* Configure all GPIO as analog to reduce current consumption on non used IOs */
/* Enable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, ENABLE);
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_Init(GPIOH, &GPIO_InitStructure);
GPIO_Init(GPIOF, &GPIO_InitStructure);
GPIO_Init(GPIOG, &GPIO_InitStructure);
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_Init(GPIOB, &GPIO_InitStructure);
/* Disable GPIOs clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC |
RCC_AHBPeriph_GPIOD | RCC_AHBPeriph_GPIOE | RCC_AHBPeriph_GPIOH |
RCC_AHBPeriph_GPIOF | RCC_AHBPeriph_GPIOG, DISABLE);
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY,BUTTON_MODE_GPIO);
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) == RESET)
{
}
/* Wait Until Key button pressed */
while(STM_EVAL_PBGetState(BUTTON_KEY) != RESET)
{
}
/* Configure Key Button*/
STM_EVAL_PBInit(BUTTON_KEY,BUTTON_MODE_EXTI);
/* Enable The ultra Low Power Mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Enable the power down mode during Sleep mode */
FLASH_SLEEPPowerDownCmd(ENABLE);
/* Request to enter SLEEP mode with regulator in low power mode */
PWR_EnterSleepMode(PWR_Regulator_LowPower, PWR_SLEEPEntry_WFI);
/* Initialize LED1 on STM32L152-EVAL board */
STM_EVAL_LEDInit(LED1);
/* Infinite loop */
while (1)
{
/* Toggle The LED1 */
STM_EVAL_LEDToggle(LED1);
/* Inserted Delay */
for(index = 0; index < 0x5FF; index++);
}
}
/**
* @brief Enter the MCU selected low power modes.
* @param lpmode: selected MCU low power modes. This parameter can be one of the
* following values:
* @arg STM32L_RUN: Run mode at 32MHz.
* @arg STM32L_RUN_1M: Run mode at 1MHz.
* @arg STM32L_RUN_LP: Low power Run mode at 32KHz.
* @arg STM32L_SLEEP: Sleep mode at 16MHz.
* @arg STM32L_SLEEP_LP: Low power Sleep mode at 32KHz.
* @arg STM32L_STOP: Stop mode with or without RTC.
* @arg STM32L_STANDBY: Standby mode with or without RTC.
* @param RTCState: RTC peripheral state during low power modes. This parameter
* is valid only for STM32L_RUN_LP, STM32L_SLEEP_LP, STM32L_STOP and
* STM32L_STANDBY. This parameter can be one of the following values:
* @arg RTC_STATE_ON: RTC peripheral is ON during low power modes.
* @arg RTC_STATE_OFF: RTC peripheral is OFF during low power modes.
* @param CalibrationState: Bias Calibration mode selection state during low
* power modes.
* This parameter can be one of the following values:
* @arg BIAS_CALIB_OFF: Bias Calibration mode is selected during
* low power modes.
* @arg BIAS_CALIB_ON: Bias Calibration mode isn't selected during
* low power modes.
* @retval None
*/
void IDD_Measurement(uint32_t lpmode, uint8_t RTCState, uint8_t CalibrationState)
{
GPIO_InitTypeDef GPIO_InitStructure;
uint16_t mode = STM32L_MODE_LP, adcdata, i;
/* Disable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, DISABLE);
/* Disable the JoyStick interrupts */
Demo_IntExtOnOffConfig(DISABLE);
/* Disable Leds toggling */
Demo_LedShow(DISABLE);
/* Save the RCC configuration */
RCC_AHBENR = RCC->AHBENR;
RCC_APB2ENR = RCC->APB2ENR;
RCC_APB1ENR = RCC->APB1ENR;
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Wait until JoyStick is pressed */
while (Menu_ReadKey() != NOKEY)
{}
/* Save the GPIO pins current configuration then put all GPIO pins in Analog
Input mode ...*/
IDD_Measurement_SaveContext();
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
RCC->AHBENR = 0x05;
RCC->APB2ENR = 0x00;
RCC->APB1ENR = 0x10000000; /* PWR APB1 Clock enable */
switch(lpmode)
{
/*=========================================================================*
* RUN MODE 32MHz (HSE + PLL) *
*========================================================================*/
case STM32L_RUN:
{
mode = STM32L_MODE_RUN;
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
for (i = 0;i < 0xFFFF; i++)
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}
}
break;
/*=========================================================================*
* RUN MODE MSI 1MHz *
*========================================================================*/
case STM32L_RUN_1M:
{
mode = STM32L_MODE_RUN;
/* Reconfigure the System Clock at MSI 1 MHz */
SetHCLKToMSI_1MHz();
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
for (i = 0;i < 0x3FFF; i++)
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}
}
break;
/*=========================================================================*
* RUN LOW POWER MODE MSI 32KHz *
*========================================================================*/
case STM32L_RUN_LP:
{
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Configure the System Clock at MSI 32 KHz */
SetHCLKToMSI_64KHz();
RCC_HCLKConfig(RCC_SYSCLK_Div2);
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Enter low power run mode */
PWR_EnterLowPowerRunMode(ENABLE);
/* Waiting wake-up interrupt */
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
do
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}while(LowPowerStatus == 0x00);
/* Exit low power run mode before setting the clock to 32MHz */
PWR_EnterLowPowerRunMode(DISABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) != RESET)
{
}
}
break;
/*=========================================================================*
* SLEEP MODE HSI 16MHz *
*========================================================================*/
case STM32L_SLEEP:
{
mode = STM32L_MODE_RUN;
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Diable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(ENABLE);
RCC_APB2PeriphClockLPModeCmd(RCC_APB2Periph_CLOCK, ENABLE);
RCC_APB1PeriphClockLPModeCmd(RCC_APB1Periph_CLOCK, ENABLE);
RCC_AHBPeriphClockLPModeCmd(RCC_AHBPeriph_CLOCK, ENABLE);
/* Configure the System Clock to 16MHz */
SetHCLKToHSI();
Demo_SysTickConfig();
Demo_Delay(5);
/* Request to enter SLEEP mode with regulator on */
PWR_EnterSleepMode(PWR_Regulator_ON, PWR_STOPEntry_WFI);
}
break;
/*=========================================================================*
* SLEEP LOW POWER MODE MSI 32KHz *
*========================================================================*/
case STM32L_SLEEP_LP:
{
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Diable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(ENABLE);
/* Disable HSI clock before entering Sleep LP mode */
RCC_HSICmd(DISABLE);
/* Disable HSE clock */
RCC_HSEConfig(RCC_HSE_OFF);
/* Disable LSI clock */
RCC_LSICmd(DISABLE);
RCC_APB2PeriphClockLPModeCmd(RCC_APB2Periph_CLOCK, ENABLE);
RCC_APB1PeriphClockLPModeCmd(RCC_APB1Periph_CLOCK, ENABLE);
RCC_AHBPeriphClockLPModeCmd(RCC_AHBPeriph_CLOCK, ENABLE);
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Reconfigure the System Clock at MSI 64 KHz */
SetHCLKToMSI_64KHz();
RCC_HCLKConfig(RCC_SYSCLK_Div2);
/* Request to enter SLEEP mode with regulator low power */
PWR_EnterSleepMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
}
break;
/*=========================================================================*
* STOP LOW POWER MODE *
*========================================================================*/
case STM32L_STOP:
{
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Request to enter STOP mode with regulator in low power */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Reset the counter by programming IDD_CNT_EN High in less than 70ms after
the wakeup to avoid 1Kohm to be connected later on VDD_MCU */
GPIO_SetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select PLL
as system clock source (HSE and PLL are disabled in STOP mode) */
IDD_Measurement_SYSCLKConfig_STOP();
}
break;
/*=========================================================================*
* STANDBY LOW POWER MODE *
*========================================================================*/
case STM32L_STANDBY:
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration **************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
RTC_OutputTypeConfig(RTC_OutputType_PushPull);
RTC_OutputConfig(RTC_Output_WakeUp, RTC_OutputPolarity_High);
/* To configure PC13 WakeUP output */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_400KHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource13, GPIO_AF_RTC_AF1);
PWR_WakeUpPinCmd(PWR_WakeUpPin_1, ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
RTC_ClearFlag(RTC_FLAG_WUTF | RTC_FLAG_ALRBF | RTC_FLAG_ALRAF | RTC_FLAG_TAMP1F | RTC_FLAG_TSF);
RTC_ITConfig(RTC_IT_WUT, DISABLE);
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Request to enter STANDBY mode (Wake Up flag is cleared in PWR_EnterSTANDBYMode function) */
PWR_EnterSTANDBYMode();
}
break;
}
/* Configure the System Clock to 32MHz */
SetHCLKTo32();
/* Reset lowpower status variable*/
LowPowerStatus = 0x00;
RCC->AHBENR = RCC_AHBENR;
RCC->APB2ENR = RCC_APB2ENR;
RCC->APB1ENR = RCC_APB1ENR;
/* Reset the counter by programming IDD_CNT_EN High in less than 70ms after
the wakeup to avoid 1Kohm to be connected later on VDD_MCU */
GPIO_SetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Measure the Voltage using the ADC */
adcdata = IDD_Measurement_ADC_ReadValue();
/* Write the ADC converted value in the DATA EEPROM memory for Bias Measurement */
if(CalibrationState == BIAS_CALIB_ON)
{
/* Unlock EEPROM write access*/
DATA_EEPROM_Unlock();
/* Store the value in EEPROM for application needs */
DATA_EEPROM_ProgramHalfWord(DATA_EEPROM_BIAS_ADDR, adcdata);
/* Lock back EEPROM write access */
DATA_EEPROM_Lock();
}
IDD_Measurement_ADC_DisplayValue(adcdata, mode);
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enable PVD */
PWR_PVDCmd(ENABLE);
/* Restore Demonstration Context. */
IDD_Measurement_RestoreContext();
LCD_SetBackColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_6, "STM32L LowPower Mode");
LCD_DisplayStringLine(LCD_LINE_7, Str);
LCD_DisplayStringLine(LCD_LINE_8, "Press JoyStick to ");
LCD_DisplayStringLine(LCD_LINE_9, "continue. ");
/* Wait until Joystick pressed. */
while (Menu_ReadKey() == NOKEY)
{}
/* Disable ADC1 */
ADC_Cmd(ADC1, DISABLE);
LCD_Clear(LCD_COLOR_WHITE);
LCD_GLASS_DisplayString(" STM32L ");
/* Enable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, ENABLE);
/* Enable the JoyStick interrupts */
Demo_IntExtOnOffConfig(ENABLE);
/* Display the previous menu */
Menu_DisplayMenu();
}
int main(void)
{
//int ret;
NVIC_SetVectorTable(NVIC_VectTab_FLASH,VECTOR_TABLE_BASE_ADDRESS);
/* Identify the BlueNRG platform */
SdkEvalIdentification();
RCC_Configuration();
/* Basic button init function for handling application jumping */
Configure_Button();
#if 0 /* TBR */
PWR_PVDCmd(DISABLE);
/* Disable FLASH during Sleep */
FLASH_SLEEPPowerDownCmd(ENABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
PWR_FastWakeUpCmd(DISABLE);
#endif
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
Clock_Init();
HCI_Init();
/* Init SPI interface */
SdkEvalSpiInit(SPI_MODE_EXTI);
/* Reset BlueNRG SPI interface */
BlueNRG_RST();
/* Init leds */
SdkEvalLedInit(LED1);
SdkEvalLedInit(LED2);
{
tHalUint8 bdaddr[] = {0x12, 0x34, 0x00, 0xE1, 0x80, 0x02};
aci_hal_write_config_data(CONFIG_DATA_PUBADDR_OFFSET, CONFIG_DATA_PUBADDR_LEN,
bdaddr);
}
aci_gatt_init();
{
uint16_t service_handle, dev_name_char_handle, appearance_char_handle;
aci_gap_init(1, &service_handle, &dev_name_char_handle, &appearance_char_handle);
}
#if 0/* TBR */
aci_gap_set_auth_requirement(MITM_PROTECTION_REQUIRED,
OOB_AUTH_DATA_ABSENT,
NULL,
7,
16,
USE_FIXED_PIN_FOR_PAIRING,
123456,
BONDING);
#endif
//PRINTF("BLE Stack Initialized.\n");
#ifdef ST_OTA_BTL
/* Add OTA bootloader service */
Add_Btl_Service();
#endif
/* -2 dBm output power */
aci_hal_set_tx_power_level(1,4);
while(1)
{
#ifdef ST_OTA_BTL
static tClockTime startTime = 0;
if (Clock_Time() - startTime >led_blinking_rate)
{
/* LED D1 is toggling on OTA_Service Manager */
SdkEvalLedToggle(LED1);
startTime = Clock_Time();
}
#endif /* end ST_OTA_BTL */
HCI_Process();
if(set_connectable){
setConnectable();
set_connectable = 0;
}
/* Use button to switch to the basic Reset Manager */
if (GPIO_ReadInputDataBit(ButtonPort,ButtonPin) == RESET)
{
/* Add delay to avoid conlict with DFU activation */
Clock_Wait(2000);
/* Check if an application has been loaded previously through OTA service
manager */
if (*((uint32_t*) NEW_APP_MEM_INFO)!= 0)
/* Service Manager will jump to the Application previously loaded at
address APPLICATION_JUMP_ADDRESS */
Switch_To_OTA_Service_Manager_Application(APPLICATION_JUMP_ADDRESS);
}
}
}
